<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <form id="w0" action="https://www.xiaomutong.com.cn/web/index.php?r=site/uploadfile" method="post" enctype="multipart/form-data">
        <div class="form-group field-uploadform-imagefile">
        <label class="control-label" for="uploadform-imagefile">Image File</label>
        <input type="hidden" name="UploadForm[imageFile]" value=""><input type="file" id="uploadform-imagefile" name="UploadForm[imageFile]">
        
        <div class="help-block"></div>
        </div>
            <button>Submit</button>
        
    </form>
</body>
</html>